summaryrefslogtreecommitdiffstats
path: root/arch/arm/dts/imx8mn-evk.dts
blob: b8e7e1acf53905443270f9c03adcebb7f6578fbf (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
// SPDX-License-Identifier: (GPL-2.0 OR MIT)
/*
 * Copyright 2017 NXP
 * Copyright (C) 2017 Pengutronix, Lucas Stach <kernel@pengutronix.de>
 */

/dts-v1/;

#include <arm64/freescale/imx8mn-evk.dts>

/ {
	chosen {
		environment-sd {
			compatible = "barebox,environment";
			device-path = &usdhc2, "partname:barebox-environment";
			status = "disabled";
		};
		environment-emmc {
			compatible = "barebox,environment";
			device-path = &usdhc3, "partname:barebox-environment";
			status = "disabled";
		};
	};
};

&fec1 {
	phy-reset-gpios = <&gpio4 22 GPIO_ACTIVE_LOW>;
};

&usdhc2 {
	#address-cells = <1>;
	#size-cells = <1>;

	partition@0 {
		label = "barebox";
		reg = <0x0 0xe0000>;
	};

	partition@e0000 {
		label = "barebox-environment";
		reg = <0xe0000 0x20000>;
	};
};

&usdhc3 {
	#address-cells = <1>;
	#size-cells = <1>;

	partition@0 {
		label = "barebox";
		reg = <0x0 0xe0000>;
	};

	partition@e0000 {
		label = "barebox-environment";
		reg = <0xe0000 0x20000>;
	};
};

&ocotp {
	barebox,provide-mac-address = <&fec1 0x640>;
};

&iomuxc {
	pinctrl_flexspi0: flexspi0grp {
		fsl,pins = <
		MX8MN_IOMUXC_NAND_ALE_QSPI_A_SCLK	0x1c4
		MX8MN_IOMUXC_NAND_CE0_B_QSPI_A_SS0_B	0x84
		MX8MN_IOMUXC_NAND_DATA00_QSPI_A_DATA0	0x84
		MX8MN_IOMUXC_NAND_DATA01_QSPI_A_DATA1	0x84
		MX8MN_IOMUXC_NAND_DATA02_QSPI_A_DATA2	0x84
		MX8MN_IOMUXC_NAND_DATA03_QSPI_A_DATA3	0x84
		>;
	};
};

&flexspi {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_flexspi0>;

	system_flash: flash@0 {
		reg = <0>;
		compatible = "jedec,spi-nor";
		spi-max-frequency = <80000000>;
		spi-tx-bus-width = <4>;
		spi-rx-bus-width = <4>;
		#address-cells = <1>;
		#size-cells = <1>;
	};
};